comedi_get_max_buffer_size man page

comedi_get_max_buffer_size — maximum streaming buffer size

Synopsis

#include <comedilib.h>

int comedi_get_max_buffer_size(comedi_t * device, unsigned int subdevice);

Description

The function comedi_get_max_buffer_size returns the maximum allowable size (in bytes) of the streaming buffer for the subdevice specified by device and subdevice. Changing the maximum buffer size can be accomplished with comedi_set_max_buffer_size or with the comedi_config program, and requires appropriate privileges.

Return Value

On success, the maximum allowable size (in bytes) of the streaming buffer is returned. On failure, -1 is returned.

Authors

David Schleef <ds@schleef.org>

Author.

Frank Mori Hess <fmhess@users.sourceforge.net>

Author.

Herman Bruyninckx <Herman.Bruyninckx@mech.kuleuven.ac.be>

Author.

Bernd Porr <tech@linux-usb-daq.co.uk>

Author.

Ian Abbott <abbotti@mev.co.uk>

Author.

Éric Piel <piel@delmic.com>

Author.

Info

05/11/2017 Comedi reference